Namsoi (ນ້ຳໂສຍ) is a border crossing gate into Laos in Viengxay District, Houaphan Province. It lies just across the border from Na Meo (Bản Na Mèo), Vietnam.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/3/3f/Namsoi_International_Border_Checkpoint.jpg/220px-Namsoi_International_Border_Checkpoint.jpg)
International passport holders may cross the border here, but Lao visa on arrival has not been available at this crossing since Covid. Lao e-visas are also not accepted here, only stamped visas in one's passport.